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Table 2:

Stable orbital parameters S2 for the HD 202206 system for $i_{\rm b}=i_\sc=90\hbox{$^\circ$ }$ and $\Delta \Omega =0\hbox {$^\circ $ }$.

S2 Inner Outer
a [AU] 0.8053 2.49
i [deg] 90 90
e   0.431 0.104
$M+\omega$ [deg] 239.016 250.38
$\omega$ [deg] 161.91 105.56
$\Omega$ [deg] 0 0
m [ ${M}_{\rm Jup}$] 16.59 2.179
Date [JD-2 400 000] 53 000.00
$\sqrt {\chi _{\rm r}^2}$   1.4136

Notes. Using the fit S1 as a starting point (Table 1), we select a value for the semi-major axis of the outer planet such that the system becomes stabilized in the 5:1 mean motion resonance. This orbit is marked by a white filled circle in Fig. 6.

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